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path: root/drivers/acpi/ec.c
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Diffstat (limited to 'drivers/acpi/ec.c')
-rw-r--r--drivers/acpi/ec.c15
1 files changed, 9 insertions, 6 deletions
diff --git a/drivers/acpi/ec.c b/drivers/acpi/ec.c
index 488c9ec0da0b..337c6bb6897b 100644
--- a/drivers/acpi/ec.c
+++ b/drivers/acpi/ec.c
@@ -1617,15 +1617,18 @@ static int acpi_ec_add(struct acpi_device *device)
}
if (boot_ec && ec->command_addr == boot_ec->command_addr &&
- ec->data_addr == boot_ec->data_addr &&
- !EC_FLAGS_TRUST_DSDT_GPE) {
+ ec->data_addr == boot_ec->data_addr) {
/*
- * Trust PNP0C09 namespace location rather than
- * ECDT ID. But trust ECDT GPE rather than _GPE
- * because of ASUS quirks, so do not change
- * boot_ec->gpe to ec->gpe.
+ * Trust PNP0C09 namespace location rather than ECDT ID.
+ * But trust ECDT GPE rather than _GPE because of ASUS
+ * quirks. So do not change boot_ec->gpe to ec->gpe,
+ * except when the TRUST_DSDT_GPE quirk is set.
*/
boot_ec->handle = ec->handle;
+
+ if (EC_FLAGS_TRUST_DSDT_GPE)
+ boot_ec->gpe = ec->gpe;
+
acpi_handle_debug(ec->handle, "duplicated.\n");
acpi_ec_free(ec);
ec = boot_ec;